SSMEs were commonly reused. Only 46 were built and 3 were used for each of the 1... | Hacker News

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		zerohp on Sept 23, 2013 \| parent \| context \| favorite \| on: The life and death of Buran, the USSR shuttle buil... SSMEs were commonly reused. Only 46 were built and 3 were used for each of the 135 missions. I wouldn't say that 9 missions per engine is rare.

jlgreco on Sept 23, 2013 [–]

Mean SSME resuse was 8.8 flights per engine, median is 8. http://upload.wikimedia.org/wikipedia/commons/2/25/SSME_Flig...

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